Palladium β-diiminate chemistry: Reactivity towards monodentate ligands and arylboronic acids

被引:11
作者
Annibale, Vincent T. [1 ]
Tan, Runyu [1 ]
Janetzko, John [1 ]
Lund, Liisa M. [1 ]
Song, Datong [1 ]
机构
[1] Univ Toronto, Davenport Chem Res Labs, Dept Chem, Toronto, ON M5S 3H6, Canada
基金
加拿大自然科学与工程研究理事会;
关键词
beta-Diiminate ligands; Palladium; Reactivity; Monodentate ligands; Boronic acids; Nacnac; DIKETIMINATE LIGAND; REDUCTIVE ELIMINATION; COMPLEXES; POLYMERIZATION; PLATINUM(II); DERIVATIVES; ACTIVATION; PRECURSORS; DINUCLEAR; NICKEL;
D O I
10.1016/j.ica.2011.09.044
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Here we report the synthesis and characterization of a series of palladium beta-diiminate complexes. Chloro-bridged dimers [Pd(Ar(2)nacnac)(mu-Cl)](2) (where [Ar(2)nacnac] is [(ArNC(CH3))(2)CH] with Ar being aryl substituents) can serve as versatile starting materials, and can be cleaved by neutral monodentate ligands (L) to form mononuclear complexes [Pd(Ar(2)nacnac)(L)Cl], or engage in unusual transmetallation reactions with boronic acids to form tetrapallada-macrocycles. The reactivity of the tetrapallada-macrocyclic complexes towards L-type ligands, as well as the reactivity of Pd(Ar(2)nacnac)(L)Cl] complexes towards boronic acids was also also explored. (C) 2011 Elsevier B.V. All rights reserved.
引用
收藏
页码:308 / 321
页数:14
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